Figure 2.3 How many neutrons do carbon-12 and carbon-13 have, respectively?
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Table of Contents
1
The Study of Life
2
The Chemical Foundation of Life
3
Biological Macromolecules
4
Cell Structure
6
Metabolism
10
Cell Reproduction
13
Modern Understandings of Inheritance
14
DNA Structure and Function
14
DNA Structure and Function
21
Viruses
25
Seedless Plants
26
Seed Plants
32
Plant Reproduction
34
Animal Nutrition and the Digestive System
38
The Musculoskeletal System
42
The Immune System
43
Animal Reproduction and Development
44
Ecology and the Biosphere
46
Ecosystems
Textbook Solutions for Biology 2e by Openstax
Chapter 2 Problem 1
Question
Figure 2.3 How many neutrons do carbon-12 and carbon-13 have, respectively?
Solution
Step 1 of 2
All atoms contain electrons, protons, and neutrons. Protons are positively charged particles in the nucleus of atoms with a charge of +1 and a mass of 1. Electrons are negatively charged particles outside the nucleus with a charge of -1 and a negligible mass. Neutrons are in the nucleus of atoms like protons, with no charge and a mass of 1. An isotope is a different form of the same element with different numbers of neutrons, but the numbers of protons are the same.
As can be seen from the given figure, 6 is the atomic number, and 12 is the mass number of carbon.
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Title
Biology 2e by Openstax
Author
Mary Ann Clark Texas Wesleyan University , Jung Choi Georgia Polytechnic University , Matthew Douglas Grand Rapids Community College
ISBN
9781947172517